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EOD US-equity data for investors and AI agents

Data is end-of-day, not real-time, and not investment advice

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STRO short positioning

Twice-monthly snapshots of open short positions.

Settlement 2026-07-31
Short % of Float16.9%10,317,800 float shares
Days to Cover6.4274,760 average daily volume
Open Short Position1,744,843Sutro Biopharma, Inc. Common S
Change vs Previous+92,019+5.6%

Short interest history

Twice-monthly snapshots of open short positions.

SettlementShort PositionChangeChange %Days to CoverShort % Float
Jul 31, 20261,744,843+92,019+5.6%6.416.9%
Jul 15, 20261,652,824+290,869+21.4%4.516.0%
Jun 30, 20261,361,955+439,767+47.7%2.313.2%

Short interest is an open-position snapshot published twice monthly. It is not daily short-sale volume.

Daily off-exchange short volume

FINRA-reported short-sale transaction flow for the last 30 calendar days.

Trade DateShort VolumeShort ExemptFINRA TotalShort Volume %Facilities
Aug 21, 202681,5010110,24073.9%3
Aug 20, 202631,182047,18766.1%3
Aug 19, 202621,729037,08758.6%3
Aug 18, 2026122,659916295,60341.5%3
Aug 17, 202661,5290130,97447.0%3
Aug 14, 2026123,9600203,63160.9%3
Aug 13, 2026240,4562,532316,58176.0%3
Aug 12, 2026357,5155,047905,20039.5%3
Aug 11, 202627,578036,10476.4%2
Aug 10, 202621,857356,55838.6%3
Aug 7, 202627,300044,23961.7%2
Aug 6, 202630,878066,70946.3%3
Aug 5, 202643,152068,17363.3%3
Aug 4, 202628,008053,15752.7%3
Aug 3, 202657,0763776,62474.5%3
Jul 31, 202636,528058,26462.7%3
Jul 30, 202626,644040,01666.6%3
Jul 29, 202636,891066,18455.7%3
Jul 28, 202650,8182167,04375.8%3
Jul 27, 202658,4140102,41957.0%3
Jul 24, 202690,6110173,50952.2%3

Daily short volume is transaction flow reported through FINRA facilities. It does not measure open short positions and is not consolidated exchange-wide volume.